html{
    overflow:hidden;
}
/* 关于页面的css */
.about-container{
    width:100%;
    height:calc(100vh - 60px);
    background:-webkit-gradient(linear,left top, left bottom,from(#000),to(#555));
    background:-o-linear-gradient(#000,#555);
    background:linear-gradient(#000,#555);
    overflow:hidden;
    color:#fff;
    display:-webkit-box;
    display:-ms-flexbox;
    display:flex;
    -webkit-box-orient:vertical;
    -webkit-box-direction:normal;
        -ms-flex-direction:column;
            flex-direction:column;
    -webkit-box-pack:center;
        -ms-flex-pack:center;
            justify-content:center;
    -webkit-box-align:center;
        -ms-flex-align:center;
            align-items:center
}
.about-container .title{
        font-size:28px;
        margin-bottom:30px;
    }
.about-container .code{
        width:200px;
        height:200px
    }
.about-container .code img{
            width:100%;
            height:100%;
        }
.about-container .name{
        margin-top:20px;
        font-size:24px;
    }
.about-container .phone{
        margin-top:10px;
        font-size:24px;
    }

.snow {
    display: block;
    width: 100px;
    height: 100px;
    background-image: -o-radial-gradient(#fff 0%, rgba(255, 255, 255, 0) 60%);
    background-image: radial-gradient(#fff 0%, rgba(255, 255, 255, 0) 60%);
    border-radius: 50%;
  }
